OpenTechnical

OT-2026-000027937

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000027937) never changes.

Identity and time

Publication numberOT-2026-000027937 · never reused
Internal UUID01a0ae72-a4a6-7263-ba31-ac4634dbf082 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:04.113553Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027937
StatusPUBLIC

Content hashes

Canonical text9e27435f04a8bbd29473ff87c0f73c8be8d1271a22f2e08eaddee1f30c2ef448
Markdown1892c224d0982b8e15c59810e824268037bb1dfc237cdaab7fbfb0385abe309f
PDF
Publication pageb39c58ef568b7c041b14ffe0322581d2100968815f729ce960318f986fd426ff
Manifest676fa74adec2fb829602c184973d6b7241ab8682355fda195a321f6864c00d2f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturesDo7b0f85hIL9x9kUVo1ULDU6OAdyNDkyew+7seebRihFPh+iBXA71QLigJFpkd5llvFUpigCbEcZgMp1t05BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:42:07.109423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027937
observed b39c58ef568b7c041b14ffe0322581d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:07.092052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027937/manifest.json
observed 676fa74adec2fb829602c184973d6b72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:07.075201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027937/publication.md
observed 1892c224d0982b8e15c59810e8242680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:07.055184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027937/publication.txt
observed 9e27435f04a8bbd29473ff87c0f73c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.